# 極限ガチャ vs 記憶KEEPER

The clearest difference is price: 記憶KEEPER at Free against 極限ガチャ's $5.99. 記憶KEEPER also leads on update cadence (every 3 days vs every 3 weeks) and iOS requirement (15.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

記憶KEEPER is free to download; 極限ガチャ costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

極限ガチャ ships an update every 3 weeks, 記憶KEEPER every 3 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 極限ガチャ | 記憶KEEPER |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 14 MB | 4 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Akira Hiraoka](https://appshunter.io/developer/1668714727) | [nao watanabe](https://appshunter.io/developer/1896686911) |

## What reviewers say

### 極限ガチャ

[App page](https://appshunter.io/ios/app/id6467179754)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 記憶KEEPER

[App page](https://appshunter.io/ios/app/keeper/id6769772312)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 極限ガチャ free?

極限ガチャ costs $5.99, with no in-app purchases.

### Is 記憶KEEPER free?

記憶KEEPER is free to download, with no in-app purchases.

### Do 極限ガチャ or 記憶KEEPER have ads?

Neither 極限ガチャ nor 記憶KEEPER shows ads.

### Which is updated more often, 極限ガチャ or 記憶KEEPER?

極限ガチャ ships an update every 3 weeks, and 記憶KEEPER every 3 days. Most recently, 極限ガチャ was updated on October 4, 2026 and 記憶KEEPER on October 7, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*